Your Impact
We are looking for a Staff Software Engineer to join the Patient domain.
Your mission will be to transform the Doctolib app into a full health companion powered by AI, helping patients manage their health with accuracy, empathy, and safety. You will work in a feature team developing an AI-powered chat built to answer patients' questions about their or their loved ones' health.
Working in the tech team at Doctolib means building innovative products and features to improve the daily lives of care teams and patients.
What you'll build
Design, ship, and operate production-grade agentic systems that answer key health challenges for patients
Partner with data scientists to design and implement evaluation pipelines, security/safety guardrails, and metrics
Validate hypotheses quickly with offline evaluation datasets and A/B tests on real traffic
Develop and maintain core agentic capabilities including memory, reasoning orchestration, and tool adapters, ensuring strong observability, fallback mechanisms, and fail-safe behaviors
Own performance, observability and security: monitoring dashboards, SLO/SLI, and security posture
Ensure privacy and security by design
Contribute to cross-functional initiatives that shape Doctolib's future AI platform and best practices in building agentic systems
What you'll bring
Before you read on: if you don't have the exact profile described below, but you feel this job description matches your skill set, we still encourage you to apply.
Have 6+ years of experience as a software engineer, with at least one significant experience using Python
Have gone through the full lifecycle of an AI product at scale, from initial evaluation and launch to iterations based on results in production
Understand and promote best practices related to the software development life cycle such as automated testing, good use of CI/CD, and devops practices
Neutral 2–4 sentence summary of what working at this company is like, drawn from public reviews and press coverage. Tone, collaboration style, pace, benefits highlights.
£45,000 – £60,000 (Glassdoor, Levels.fyi, 2025)
